Home / 198,440.55-297,558.77-58,180.95

Finding the Fourth Proportional to 198,440.55, 297,558.77 and 58,180.95

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Solution

The fourth proportional to 198,440.55, 297,558.77 and 58,180.95 is: 87,241.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,440.55 : 297,558.77 = 58,180.95 : x
  2. Step 2: Convert to fraction form
    198,440.55/297,558.77 = 58,180.95/x
  3. Step 3: Cross multiply
    198,440.55x = 297,558.77 × 58,180.95
  4. Step 4: Simplify right side
    198,440.55x = 17,312,251,628.53
  5. Step 5: Solve for x
    x = 17,312,251,628.53/198,440.55
  6. Step 6: Final answer
    x = 87,241.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.